Simplify the rational expression. (Assume the denominator is nonzero.)
A. x + 2
B. x - 2
C. 
D. -(x + 2)
Answer: B
Mathematics
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Solve the problem.Let D be the region bounded below by the xy-plane, above by the sphere 
and on the sides by the cylinder 
. Set up the triple integral in cylindrical coordinates that gives the volume of D using the order of integration 
.
A. 
B. 
C. 
D. 
Mathematics
Simplify the complex fraction.
A. 
B. 
C. 1
D. 1 - a2
Mathematics
Write as a decimal number rounded as indicated.0.
; Round to the nearest thousandth.
A. 0.354 B. 0.352 C. 0.353 D. 0.355
Mathematics
Simplify where possible. Then solve the equation.95 - 45 = 2x - 7x
A. x = 
B. x = 50
C. x = 10
D. x = 
Mathematics